Paul E Grondahl Email & Phone Number

Los Angeles

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Los Angeles

Drove the deployment of massive Windows server farm as the foundation of project play.it for CBS Radio. Supported large developer team. During operational phase the project grew to include both AOL and Yahoo!'s streaming music platform. Coordinated the deployment of large server farm for Cricket Wireless' project muve music.Virtualized a majority of legacy systems to VMware Server on CentOS; Later migration to ESXiCoordinated integration efforts with CBS' IT department and their in-house developersBuilt and deployed new internal Asterisk phone system using legacy Cisco SIP Phones.Initiated the adoption of iSCSI storage for low-cost, low-throughput environments.Became manager for IT / Network Operations.

Los Angeles

Responsible for the deployment and operation of back-end architecture for the pioneering Virgin Digital music player. Worked closely with developer team during development, launch and operation of back-end services.Designed and built scalable network architecture of 70+ servers, mostly Windows 2003 IIS .NETCreated multi-site VPN infrastructure; initially with proprietary IPsec HW. Migrated to OpenVPN SSL.Built and operated mail servers running RedHat/Fedora using Postfix/ Courier-Imap/ Horde/Spamassassin/ MySQLBuilt and operated RT ticket/bug tracking system on Apache / modperl / MySQL, led departmental procurement and worked with app developer team on network related issues.Built an extensive network monitoring/alerting system with Ipmonitor for systems and service monitoring, MRTG for bandwidth, SmokePing for latency and jitter, Qualys for vulnerability scanning.Set up source control system (VSS), Active Directory, SQL 2000, DNS, and SQL backup routines.

Los Angeles

Extensive time spent building a custom Linux diskless router/firewall with support for BGP, VRRP, Snort, Netflow, Iptables. System provided redundant routing via multiple ISPs using BGP and VRRP Installed and configured Alteon 180e load balancers for windows media streaming farm. Moved, wired and configured 20 servers in new data center.Continuous maintenance and support of media streaming farm and all related hardware.Set up traffic monitoring with MRTG; Integrated with Big Brother monitoring system..Designed and implemented company's IP architecture; load balancing with Foundry ServerIron switches; configured routing and VLANs on Extreme Summit switches.Lead Windows 2000 rollout; administered Exchange 5.5; provided technical support for all users.

One of two people handling the operation of company's 200+ web sites.Managed ~ 300 servers, spread over five facilities. Platform was IIS/ColdFusion/SQLContinuous monitoring of performance of all servers and web sites. Shuffled capacity as needed. Configured switch fabric and routes to satisfy requirements of evolving network architecture.Installed and configured Nessus vulnerability scanner, enabling network-wide scans for vulnerable hosts.Spent lots of time working on Foundry ServerIron load balancers.Created scripts for batch-installing service packs, hot fixes and services.Administered DNS (BIND).Documented, cleaned, patched and consolidated HW at 70-server installation in Level3 datacenter.

Los Angeles

Sole person responsible for running local network at headquarters as well as servers at data centers in New York; Built and managed a 30+ server MS Windows 2000 network: Lots of Windows Media streaming servers, some web servers, AD DCs, a TB storage array, two file/print servers, a four-way MS SQL 2000 server, many encoders and numerous application servers. Installed comprehensive systems monitoring with Big Brother; 24x7 monitoring of distributed server processes, content verification and system events.Worked extensively with ISPs and CDNs to resolve protocol and config issues related to company's streaming media architecture.Enabled proper bug tracking in the Radio Free Virgin player by setting up Bugzilla for the SW eng team.Set up Active Directory in order to provide single sign-on to all resources.Setup VPN using a number of SonicWalls; Active Directory RADIUS authentication for dial-in VPN users. Handled all purchasing and procurement tasks.

Installed and operated company web server farm at data center. Site employed dual Riverstone IA 1100 load-balancers and dual application servers for redundancy. Platform was IIS/Cold Fusion with MS SQL back-end. Handled change management with web site developers.Established security policy and maintained access-lists on routers; OS patch levels at site. Set up 24x7 systems monitoring and alerting. Administered Sendmail and BIND DNS.Handled purchasing and interfacing with vendors.

Managed all internal systems for iXL's Los Angeles office (200 users). Led the migration from a workgroup environment to a Windows NT 4 master-domain architecture.Creation of login scripts and various automagic boot scripts; OS cloning and rollout procedures.Documented deployment procedures for help desk staff. Deployment time was reduced from 4 -> 1 hr.Administered MS Exchange 5.5 with 200 mailboxes. Managed US Robotics analog and ISDN remote access servers. Set up 24x7 systems monitoring and alerting with WhatsUp Gold.Advanced to technical lead for IT department.

Involved with NT 4 roll-out for Computerland's largest client with 200+ nodesResponsible for the administration of all NT application servers in client's network